- -- - - Cli YES Â E l Â openings as small as 2/1000 of an fich. And this advanced formula keeps intake valves clean and free of harmful deposits which can cause hesitation and stalling. All of which is according to our specs. Because we see fuel as an extension of the engine: As precision equipment that must interact with other precision equipment And we believe that engines designed to aerospace tolerances should have a fuel that's equally exacting. n. , .. E . Exxon Gasobnes Precision equipment for precision engines, whenever you drive, wherever you drive. Just turn the key. '\ EXXON GASOLINES. Precision equipment for precision engioes.m